@extends('layouts.app')

@section('title', 'View Bandwidth Log - ISP ERP System')

@section('page-title', 'View Bandwidth Log')

@section('content')
<div class="container-fluid">
    <!-- Page Header -->
    <div class="row mb-4">
        <div class="col-12">
            <div class="custom-card">
                <div class="custom-card-header">
                    <div class="d-flex justify-content-between align-items-center">
                        <div>
                            <h3 class="mb-0">
                                <i class="fas fa-eye me-2"></i>
                                View Bandwidth Log
                            </h3>
                            <p class="mb-0 opacity-75">Bandwidth log details and information</p>
                        </div>
                        <div class="d-flex gap-2">
                            <a href="{{ route('bandwidth-logs.index') }}" class="btn btn-secondary btn-custom">
                                <i class="fas fa-arrow-left me-2"></i>Back to Logs
                            </a>
                            @if($bandwidthLog->referenceEmployee)
                                <a href="{{ route('bandwidth-logs.assigned-by', $bandwidthLog->referenceEmployee) }}" class="btn btn-info btn-custom">
                                    <i class="fas fa-user-tie me-2"></i>Bandwidth Assign By
                                </a>
                            @endif
                            @if($bandwidthLog->approval_status === 'pending')
                                <button type="button" class="btn btn-success btn-custom" data-bs-toggle="modal" data-bs-target="#approveModal">
                                    <i class="fas fa-check me-2"></i>Approve
                                </button>
                                <button type="button" class="btn btn-danger btn-custom" data-bs-toggle="modal" data-bs-target="#rejectModal">
                                    <i class="fas fa-times me-2"></i>Reject
                                </button>
                            @endif
                            <a href="{{ route('bandwidth-logs.edit', $bandwidthLog) }}" class="btn btn-warning btn-custom">
                                <i class="fas fa-edit me-2"></i>Edit Log
                            </a>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Log Details -->
    <div class="row">
        <div class="col-12">
            <div class="custom-card">
                <div class="custom-card-header">
                    <h5 class="mb-0">
                        <i class="fas fa-chart-line me-2"></i>
                        Bandwidth Log Information
                    </h5>
                </div>
                <div class="custom-card-body">
                    <div class="info-grid">
                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-hashtag text-primary me-1"></i>
                                Log ID
                            </div>
                            <div class="info-value">
                                <span class="badge bg-primary">{{ $bandwidthLog->id }}</span>
                            </div>
                        </div>

                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-user text-primary me-1"></i>
                                Customer
                            </div>
                            <div class="info-value">
                                @if($bandwidthLog->customer)
                                    <strong>{{ $bandwidthLog->customer->company_name ? $bandwidthLog->customer->company_name . ' - ' . $bandwidthLog->customer->name : $bandwidthLog->customer->name }}</strong>
                                    @if($bandwidthLog->customer->email)
                                        <br><small class="text-muted">{{ $bandwidthLog->customer->email }}</small>
                                    @endif
                                @else
                                    N/A
                                @endif
                            </div>
                        </div>

                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-file-invoice text-primary me-1"></i>
                                Sales Invoice Item
                            </div>
                            <div class="info-value">
                                <strong>{{ $bandwidthLog->salesInvoiceItem->item_name ?? 'N/A' }}</strong>
                                @if($bandwidthLog->salesInvoiceItem && $bandwidthLog->salesInvoiceItem->salesInvoice)
                                    <br><small class="text-muted">Invoice: {{ $bandwidthLog->salesInvoiceItem->salesInvoice->invoice_number ?? 'N/A' }}</small>
                                    @if($bandwidthLog->salesInvoiceItem->salesInvoice->customer)
                                        <br><small class="text-muted">Customer: {{ $bandwidthLog->salesInvoiceItem->salesInvoice->customer->name ?? 'N/A' }}</small>
                                    @endif
                                @endif
                            </div>
                        </div>

                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-download text-primary me-1"></i>
                                Download Speed
                            </div>
                            <div class="info-value">
                                {{ $bandwidthLog->download_speed_mbps ? number_format($bandwidthLog->download_speed_mbps, 2) . ' Mbps' : 'N/A' }}
                            </div>
                        </div>

                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-calendar text-primary me-1"></i>
                                Log Date
                            </div>
                            <div class="info-value">
                                {{ $bandwidthLog->log_date ? $bandwidthLog->log_date->format('M d, Y H:i:s') : 'N/A' }}
                            </div>
                        </div>

                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-check-circle text-primary me-1"></i>
                                Status
                            </div>
                            <div class="info-value">
                                <span class="badge bg-{{ $bandwidthLog->status === 'active' ? 'success' : ($bandwidthLog->status === 'inactive' ? 'danger' : 'warning') }}">
                                    {{ ucfirst($bandwidthLog->status) }}
                                </span>
                            </div>
                        </div>

                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-thumbs-up text-primary me-1"></i>
                                Approval Status
                            </div>
                            <div class="info-value">
                                <span class="badge bg-{{ $bandwidthLog->approval_status === 'approved' ? 'success' : ($bandwidthLog->approval_status === 'rejected' ? 'danger' : 'warning') }}">
                                    {{ ucfirst($bandwidthLog->approval_status) }}
                                </span>
                            </div>
                        </div>

                        @if($bandwidthLog->approver)
                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-user-check text-primary me-1"></i>
                                Approved By
                            </div>
                            <div class="info-value">
                                {{ $bandwidthLog->approver->name }}
                                @if($bandwidthLog->approved_at)
                                    <br><small class="text-muted">{{ $bandwidthLog->approved_at->format('M d, Y H:i:s') }}</small>
                                @endif
                            </div>
                        </div>
                        @endif

                        @if($bandwidthLog->approval_notes)
                        <div class="info-item full-width">
                            <div class="info-label">
                                <i class="fas fa-comment text-primary me-1"></i>
                                Approval Notes
                            </div>
                            <div class="info-value">{{ $bandwidthLog->approval_notes }}</div>
                        </div>
                        @endif

                        @if($bandwidthLog->notes)
                        <div class="info-item full-width">
                            <div class="info-label">
                                <i class="fas fa-sticky-note text-primary me-1"></i>
                                Notes
                            </div>
                            <div class="info-value">{{ $bandwidthLog->notes }}</div>
                        </div>
                        @endif

                        @if($bandwidthLog->creator)
                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-user-plus text-primary me-1"></i>
                                Created By
                            </div>
                            <div class="info-value">
                                {{ $bandwidthLog->creator->name }}
                                <br><small class="text-muted">{{ $bandwidthLog->created_at->format('M d, Y H:i:s') }}</small>
                            </div>
                        </div>
                        @else
                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-clock text-primary me-1"></i>
                                Created At
                            </div>
                            <div class="info-value">{{ $bandwidthLog->created_at->format('M d, Y H:i:s') }}</div>
                        </div>
                        @endif

                        <div class="info-item">
                            <div class="info-label">
                                <i class="fas fa-sync text-primary me-1"></i>
                                Updated At
                            </div>
                            <div class="info-value">{{ $bandwidthLog->updated_at->format('M d, Y H:i:s') }}</div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Logs for this customer -->
    @if($bandwidthLog->customer)
    <div class="row mt-4">
        <div class="col-12">
            <div class="custom-card">
                <div class="custom-card-header d-flex justify-content-between align-items-center">
                    <h5 class="mb-0"><i class="fas fa-list me-2"></i>Logs for this customer</h5>
                    <div>
                        <button type="button" class="btn btn-sm btn-outline-secondary me-2" id="selectAllBtn">
                            Select All
                        </button>
                        <form id="bulkApproveForm" action="{{ route('bandwidth-logs.bulk-approve') }}" method="POST" class="d-inline">
                            @csrf
                            <button type="submit" class="btn btn-sm btn-success">Approve Selected</button>
                        </form>
                    </div>
                </div>
                <div class="custom-card-body">
                    <div class="table-responsive">
                        <table class="table table-bordered table-sm">
                            <thead class="table-light">
                                <tr>
                                    <th style="width:40px;"><input type="checkbox" id="selectAllChk"></th>
                                    <th>ID</th>
                                    <th>Sales Invoice Item</th>
                                    <th>Previous Bandwidth</th>
                                    <th>Requested Bandwidth</th>
                                    <th>Log Date</th>
                                    <th>End Date</th>
                                    <th>Status</th>
                                    <th>Approval</th>
                                </tr>
                            </thead>
                            <tbody>
                                @php
                                    $customerLogs = \App\Models\BandwidthUpdownLog::with('salesInvoiceItem.salesInvoice')
                                        ->where('customer_id', $bandwidthLog->customer_id)
                                        ->orderByDesc('log_date')
                                        ->limit(100)
                                        ->get();
                                @endphp
                                @foreach($customerLogs as $cl)
                                    <tr>
                                        <td>
                                            @if($cl->approval_status === 'pending')
                                                <input type="checkbox" name="log_ids[]" value="{{ $cl->id }}" form="bulkApproveForm" class="log-chk">
                                            @endif
                                        </td>
                                        <td><span class="badge bg-primary">{{ $cl->id }}</span></td>
                                        <td>
                                            <div>
                                                <strong>{{ $cl->salesInvoiceItem->item_name ?? 'N/A' }}</strong>
                                                @if($cl->salesInvoiceItem && $cl->salesInvoiceItem->salesInvoice)
                                                    <br><small class="text-muted">Invoice: {{ $cl->salesInvoiceItem->salesInvoice->invoice_number ?? 'N/A' }}</small>
                                                @endif
                                            </div>
                                        </td>
                                        <td>
                                            @php
                                                $prevText = null;
                                                if ($cl->salesInvoiceItem) {
                                                    $unit = strtolower($cl->salesInvoiceItem->unit ?? '');
                                                    $qty = $cl->salesInvoiceItem->quantity ?? null;
                                                    if ($qty && ($unit === 'mbps' || str_contains($unit, 'mbps'))) {
                                                        $prevText = number_format((float)$qty, 2) . ' Mbps';
                                                    }
                                                }
                                            @endphp
                                            {{ $prevText ?? 'N/A' }}
                                        </td>
                                        <td>
                                            @if($cl->download_speed_mbps)
                                                <span>{{ number_format($cl->download_speed_mbps, 2) }} Mbps</span>
                                            @else
                                                <span>N/A</span>
                                            @endif

                                            @if($cl->approval_status === 'pending')
                                                <div class="mt-1">
                                                    <input type="number" step="0.01" min="0" name="approved_bandwidth[{{ $cl->id }}]" form="bulkApproveForm" class="form-control form-control-sm approved-input d-none" placeholder="Approved Mbps">
                                                </div>
                                            @endif
                                        </td>
                                        <td>{{ $cl->log_date ? $cl->log_date->format('M d, Y H:i') : '-' }}</td>
                                        <td>{{ $cl->end_date ? $cl->end_date->format('M d, Y H:i') : '-' }}</td>
                                        <td>
                                            <span class="badge bg-{{ $cl->status === 'active' ? 'success' : ($cl->status === 'inactive' ? 'danger' : 'warning') }}">{{ ucfirst($cl->status) }}</span>
                                        </td>
                                        <td>
                                            <span class="badge bg-{{ $cl->approval_status === 'approved' ? 'success' : ($cl->approval_status === 'rejected' ? 'danger' : 'warning') }}">{{ ucfirst($cl->approval_status) }}</span>
                                        </td>
                                    </tr>
                                @endforeach
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
    @endif
</div>
@endsection

@section('styles')
<style>
.btn-custom {
    border-radius: 0.375rem;
}

.custom-card {
    border-radius: 0.5rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.custom-card-header {
    background-color: #fff;
    border-bottom: 1px solid #dee2e6;
    padding: 1rem 1.5rem;
}

.custom-card-body {
    padding: 1.5rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.5rem;
}

.info-item {
    padding: 0.4rem 0.6rem;
    background-color: #f8f9fa;
    border-radius: 0.2rem;
    border-left: 2px solid #007bff;
}

.info-item.full-width {
    grid-column: 1 / -1;
}

.info-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: #6c757d;
    margin-bottom: 0.2rem;
}

.info-value {
    font-size: 0.85rem;
    font-weight: 500;
    color: #212529;
}

.info-value strong {
    color: #007bff;
}
</style>

<script>
document.addEventListener('DOMContentLoaded', function() {
    const selectAllChk = document.getElementById('selectAllChk');
    const selectAllBtn = document.getElementById('selectAllBtn');
    function toggleRowInput(checkbox){
        const row = checkbox.closest('tr');
        const input = row ? row.querySelector('.approved-input') : null;
        if(input){
            if(checkbox.checked){
                input.classList.remove('d-none');
                input.disabled = false;
            } else {
                input.classList.add('d-none');
                input.disabled = true;
                input.value = '';
            }
        }
    }
    function setAll(val){
        document.querySelectorAll('.log-chk').forEach(cb => {
            cb.checked = val;
            toggleRowInput(cb);
        });
        if(selectAllChk) selectAllChk.checked = val;
    }
    if(selectAllChk){
        selectAllChk.addEventListener('change', function(){ setAll(this.checked); });
    }
    if(selectAllBtn){
        selectAllBtn.addEventListener('click', function(){ setAll(true); });
    }
    // per-row toggle
    document.querySelectorAll('.log-chk').forEach(cb => {
        cb.addEventListener('change', function(){ toggleRowInput(this); });
    });
});
</script>

<!-- Approve Modal -->
<div class="modal fade" id="approveModal" tabindex="-1" aria-labelledby="approveModalLabel" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <form action="{{ route('bandwidth-logs.approve', $bandwidthLog) }}" method="POST">
                @csrf
                <div class="modal-header">
                    <h5 class="modal-title" id="approveModalLabel">
                        <i class="fas fa-check-circle me-2"></i>Approve Bandwidth Log
                    </h5>
                    <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                </div>
                <div class="modal-body">
                    <p>Are you sure you want to approve this bandwidth log?</p>
                    <div class="mb-3">
                        <label for="approval_notes" class="form-label">Approval Notes (Optional)</label>
                        <textarea class="form-control" id="approval_notes" name="approval_notes" rows="3" placeholder="Add any notes about this approval..."></textarea>
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-success">
                        <i class="fas fa-check me-2"></i>Approve
                    </button>
                </div>
            </form>
        </div>
    </div>
</div>

<!-- Reject Modal -->
<div class="modal fade" id="rejectModal" tabindex="-1" aria-labelledby="rejectModalLabel" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <form action="{{ route('bandwidth-logs.reject', $bandwidthLog) }}" method="POST">
                @csrf
                <div class="modal-header">
                    <h5 class="modal-title" id="rejectModalLabel">
                        <i class="fas fa-times-circle me-2"></i>Reject Bandwidth Log
                    </h5>
                    <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                </div>
                <div class="modal-body">
                    <p>Are you sure you want to reject this bandwidth log?</p>
                    <div class="mb-3">
                        <label for="approval_notes" class="form-label">Rejection Reason <span class="text-danger">*</span></label>
                        <textarea class="form-control @error('approval_notes') is-invalid @enderror" id="approval_notes" name="approval_notes" rows="3" placeholder="Please provide a reason for rejection..." required></textarea>
                        @error('approval_notes')
                            <div class="invalid-feedback">{{ $message }}</div>
                        @enderror
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-danger">
                        <i class="fas fa-times me-2"></i>Reject
                    </button>
                </div>
            </form>
        </div>
    </div>
</div>
@endsection